4-6 months, infancy because the child can only really hold his head up. The mother is talking about her baby.
<span>microvilli is the answer to the question.</span>
Answer:
B) Ventricles
Explanation:
There are four chambers: the left atrium and right atrium (upper chambers), and the left ventricle and right ventricle (lower chambers). The right side of your heart collects blood on its return from the rest of our body. The blood entering the right side of your heart is low in oxygen.
